Follow us

Biosphere 2

Guided tours at the Biosphere 2 give families an insider view into the world’s largest glass-enclosed environmental lab—with wilderness zones ranging from lower savanna to tropical, as well as a million-gallon “ocean” viewed from a 40-foot cliff.

Biosphere 2

Guided tours at the Biosphere 2 give families an insider view into the world’s largest glass-enclosed environmental lab—with wilderness zones ranging from lower savanna to tropical, as well as a million-gallon “ocean” viewed from a 40-foot cliff.